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opencv/modules/highgui/test/test_video_io.cpp
Alexander Reshetnikov edc9d4f951 fixed compiling error under Windows; updated test_video_io.cpp
2012-02-13 12:41:27 +00:00

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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
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// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#include "test_precomp.hpp"
#include "opencv2/highgui/highgui.hpp"
using namespace cv;
using namespace std;
class CV_HighGuiTest : public cvtest::BaseTest
{
protected:
void ImageTest(const string& dir);
void VideoTest (const string& dir, int fourcc);
void SpecificImageTest (const string& dir);
void SpecificVideoFileTest (const string& dir, const char codecchars[4]);
void SpecificVideoCameraTest (const string& dir, const char codecchars[4]);
public:
CV_HighGuiTest();
~CV_HighGuiTest();
virtual void run(int) = 0;
};
class CV_ImageTest : public CV_HighGuiTest
{
public:
CV_ImageTest();
~CV_ImageTest();
void run(int);
};
class CV_SpecificImageTest : public CV_HighGuiTest
{
public:
CV_SpecificImageTest();
~CV_SpecificImageTest();
void run(int);
};
class CV_VideoTest : public CV_HighGuiTest
{
public:
CV_VideoTest();
~CV_VideoTest();
void run(int);
};
class CV_SpecificVideoFileTest : public CV_HighGuiTest
{
public:
CV_SpecificVideoFileTest();
~CV_SpecificVideoFileTest();
void run(int);
};
class CV_SpecificVideoCameraTest : public CV_HighGuiTest
{
public:
CV_SpecificVideoCameraTest();
~CV_SpecificVideoCameraTest();
void run(int);
};
CV_HighGuiTest::CV_HighGuiTest() {}
CV_HighGuiTest::~CV_HighGuiTest() {}
CV_ImageTest::CV_ImageTest() : CV_HighGuiTest() {}
CV_VideoTest::CV_VideoTest() : CV_HighGuiTest() {}
CV_SpecificImageTest::CV_SpecificImageTest() : CV_HighGuiTest() {}
CV_SpecificVideoFileTest::CV_SpecificVideoFileTest() : CV_HighGuiTest() {}
CV_SpecificVideoCameraTest::CV_SpecificVideoCameraTest() : CV_HighGuiTest() {}
CV_ImageTest::~CV_ImageTest() {}
CV_VideoTest::~CV_VideoTest() {}
CV_SpecificImageTest::~CV_SpecificImageTest() {}
CV_SpecificVideoFileTest::~CV_SpecificVideoFileTest() {}
CV_SpecificVideoCameraTest::~CV_SpecificVideoCameraTest() {}
double PSNR(const Mat& m1, const Mat& m2)
{
Mat tmp;
absdiff( m1.reshape(1), m2.reshape(1), tmp);
multiply(tmp, tmp, tmp);
double MSE = 1.0/(tmp.cols * tmp.rows) * sum(tmp)[0];
return 20 * log10(255.0 / sqrt(MSE));
}
void CV_HighGuiTest::ImageTest(const string& dir)
{
string _name = dir + string("../cv/shared/baboon.jpg");
ts->printf(ts->LOG, "reading image : %s\n", _name.c_str());
Mat image = imread(_name);
image.convertTo(image, CV_8UC3);
if (image.empty())
{
ts->set_failed_test_info(ts->FAIL_MISSING_TEST_DATA);
return;
}
const string exts[] = {"png", "bmp", "tiff", "jpg", "jp2", "ppm", "ras" };
const size_t ext_num = sizeof(exts)/sizeof(exts[0]);
for(size_t i = 0; i < ext_num; ++i)
{
string ext = exts[i];
string full_name = dir + "img." + ext;
ts->printf(ts->LOG, " full_name : %s\n", full_name.c_str());
imwrite(full_name, image);
Mat loaded = imread(full_name);
if (loaded.empty())
{
ts->printf(ts->LOG, "Reading failed at fmt=%s\n", ext.c_str());
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
const double thresDbell = 20;
double psnr = PSNR(loaded, image);
if (psnr < thresDbell)
{
ts->printf(ts->LOG, "Reading image from file: too big difference (=%g) with fmt=%s\n", psnr, ext.c_str());
ts->set_failed_test_info(ts->FAIL_BAD_ACCURACY);
continue;
}
vector<uchar> from_file;
FILE *f = fopen(full_name.c_str(), "rb");
fseek(f, 0, SEEK_END);
long len = ftell(f);
from_file.resize((size_t)len);
fseek(f, 0, SEEK_SET);
from_file.resize(fread(&from_file[0], 1, from_file.size(), f));
fclose(f);
vector<uchar> buf;
imencode("." + exts[i], image, buf);
if (buf != from_file)
{
ts->printf(ts->LOG, "Encoding failed with fmt=%s\n", ext.c_str());
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
Mat buf_loaded = imdecode(Mat(buf), 1);
if (buf_loaded.empty())
{
ts->printf(ts->LOG, "Decoding failed with fmt=%s\n", ext.c_str());
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
psnr = PSNR(buf_loaded, image);
if (psnr < thresDbell)
{
ts->printf(ts->LOG, "Decoding image from memory: too small PSNR (=%gdb) with fmt=%s\n", psnr, ext.c_str());
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
}
ts->printf(ts->LOG, "end test function : ImagesTest \n");
ts->set_failed_test_info(ts->OK);
}
void CV_HighGuiTest::VideoTest(const string& dir, int fourcc)
{
string src_file = dir + "../cv/shared/video_for_test.avi";
string tmp_name = dir + "video.avi";
ts->printf(ts->LOG, "reading video : %s\n", src_file.c_str());
CvCapture* cap = cvCaptureFromFile(src_file.c_str());
if (!cap)
{
ts->set_failed_test_info(ts->FAIL_MISMATCH);
return;
}
CvVideoWriter* writer = 0;
int counter = 0;
for(;;)
{
IplImage * img = cvQueryFrame( cap );
if (!img)
break;
if (writer == 0)
{
writer = cvCreateVideoWriter(tmp_name.c_str(), fourcc, 24, cvGetSize(img));
if (writer == 0)
{
ts->printf(ts->LOG, "can't create writer (with fourcc : %d)\n", fourcc);
cvReleaseCapture( &cap );
ts->set_failed_test_info(ts->FAIL_MISMATCH);
return;
}
}
cvWriteFrame(writer, img);
}
cvReleaseVideoWriter( &writer );
cvReleaseCapture( &cap );
cap = cvCaptureFromFile(src_file.c_str());
CvCapture *saved = cvCaptureFromFile(tmp_name.c_str());
if (!saved)
{
ts->set_failed_test_info(ts->FAIL_MISMATCH);
return;
}
const double thresDbell = 20;
counter = 0;
for(;;)
{
IplImage* ipl = cvQueryFrame( cap );
IplImage* ipl1 = cvQueryFrame( saved );
if (!ipl || !ipl1)
break;
Mat img(ipl);
Mat img1(ipl1);
if (PSNR(img1, img) < thresDbell)
{
ts->set_failed_test_info(ts->FAIL_MISMATCH);
break;
}
}
cvReleaseCapture( &cap );
cvReleaseCapture( &saved );
ts->printf(ts->LOG, "end test function : ImagesVideo \n");
}
void CV_HighGuiTest::SpecificImageTest(const string& dir)
{
const size_t IMAGE_COUNT = 10;
for (size_t i = 0; i < IMAGE_COUNT; ++i)
{
stringstream s; s << i;
string file_path = dir+"../python/images/QCIF_0"+s.str()+".bmp";
Mat image = imread(file_path);
if (image.empty())
{
ts->set_failed_test_info(ts->FAIL_MISSING_TEST_DATA);
return;
}
cv::resize(image, image, cv::Size(968, 757), 0.0, 0.0, cv::INTER_CUBIC);
stringstream s_digit; s_digit << i;
string full_name = dir + "img_"+s_digit.str()+".bmp";
ts->printf(ts->LOG, " full_name : %s\n", full_name.c_str());
imwrite(full_name, image);
Mat loaded = imread(full_name);
if (loaded.empty())
{
ts->printf(ts->LOG, "Reading failed at fmt=bmp\n");
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
const double thresDbell = 20;
double psnr = PSNR(loaded, image);
if (psnr < thresDbell)
{
ts->printf(ts->LOG, "Reading image from file: too big difference (=%g) with fmt=bmp\n", psnr);
ts->set_failed_test_info(ts->FAIL_BAD_ACCURACY);
continue;
}
vector<uchar> from_file;
FILE *f = fopen(full_name.c_str(), "rb");
fseek(f, 0, SEEK_END);
long len = ftell(f);
from_file.resize((size_t)len);
fseek(f, 0, SEEK_SET);
from_file.resize(fread(&from_file[0], 1, from_file.size(), f));
fclose(f);
vector<uchar> buf;
imencode(".bmp", image, buf);
if (buf != from_file)
{
ts->printf(ts->LOG, "Encoding failed with fmt=bmp\n");
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
Mat buf_loaded = imdecode(Mat(buf), 1);
if (buf_loaded.empty())
{
ts->printf(ts->LOG, "Decoding failed with fmt=bmp\n");
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
psnr = PSNR(buf_loaded, image);
if (psnr < thresDbell)
{
ts->printf(ts->LOG, "Decoding image from memory: too small PSNR (=%gdb) with fmt=bmp\n", psnr);
ts->set_failed_test_info(ts->FAIL_MISMATCH);
continue;
}
}
ts->printf(ts->LOG, "end test function : SpecificImageTest \n");
ts->set_failed_test_info(ts->OK);
}
void CV_HighGuiTest::SpecificVideoFileTest(const string& dir, const char codecchars[4])
{
const string ext[] = {"avi", "mov", "mp4"/*, "mpg", "wmv"*/};
const size_t n = sizeof(ext)/sizeof(ext[0]);
for (size_t j = 0; j < n; ++j) if ((ext[j]!="mp4")||(string(&codecchars[0], 4)!="IYUV"))
{
const string video_file = dir + "video_" + string(&codecchars[0], 4) + "." + ext[j];
VideoWriter writer;
const size_t IMAGE_COUNT = 30;
for(size_t i = 0; i < IMAGE_COUNT; ++i)
{
stringstream s_digit;
if (i < 10) {s_digit << "0"; s_digit << i;}
else s_digit << i;
const string file_path = dir+"../python/images/QCIF_"+s_digit.str()+".bmp";
cv::Mat img = imread(file_path, CV_LOAD_IMAGE_COLOR);
if (img.empty())
{
ts->printf(ts->LOG, "Creating a video in %s\n", video_file.c_str());
ts->printf(ts->LOG, "Cannot read frame in %s\n", (ts->get_data_path()+",,/python/images/QCIF_"+s_digit.str()+"."+ext[j]).c_str());
ts->printf(ts->LOG, "Continue creating the video file...\n");
ts->set_failed_test_info(ts->FAIL_INVALID_TEST_DATA);
continue;
}
cv::resize(img, img, Size(968, 757), 0.0, 0.0, cv::INTER_CUBIC);
for (int k = 0; k < img.rows; ++k)
for (int l = 0; l < img.cols; ++l)
if (img.at<Vec3b>(k, l) == Vec3b::all(0))
img.at<Vec3b>(k, l) = Vec3b(0, 255, 0);
else img.at<Vec3b>(k, l) = Vec3b(0, 0, 255);
imwrite(dir+"QCIF_"+s_digit.str()+".bmp", img);
if (!writer.isOpened())
{
writer = cv::VideoWriter(video_file, CV_FOURCC(codecchars[0], codecchars[1], codecchars[2], codecchars[3]), 25, cv::Size(img.cols, img.rows), true);
if (!writer.isOpened())
{
ts->printf(ts->LOG, "Creating a video in %s\n", video_file.c_str());
ts->printf(ts->LOG, "Cannot create VideoWriter with codec %s.\n", string(&codecchars[0], 4).c_str());
ts->set_failed_test_info(ts->FAIL_MISMATCH);
return;
}
}
writer << img;
}
writer.~VideoWriter();
cv::VideoCapture cap(video_file);
size_t FRAME_COUNT = (size_t)cap.get(CV_CAP_PROP_FRAME_COUNT);
if (FRAME_COUNT != IMAGE_COUNT)
{
ts->printf(ts->LOG, "\nFrame count checking for video_%s.%s...\n", string(&codecchars[0], 4).c_str(), ext[j].c_str());
ts->printf(ts->LOG, "Video codec: %s\n.", string(&codecchars[0], 4).c_str());
ts->printf(ts->LOG, "Required frame count: %d; Returned frame count: %d\n", IMAGE_COUNT, FRAME_COUNT);
ts->printf(ts->LOG, "Error: Incorrect frame count in the video.\n");
ts->set_failed_test_info(ts->FAIL_BAD_ACCURACY);
continue;
}
cap.set(CV_CAP_PROP_POS_FRAMES, -1);
for (size_t i = -1; i < FRAME_COUNT-1; i++)
{
cv::Mat frame; cap >> frame;
if (frame.empty())
{
ts->printf(ts->LOG, "\nError: cannot read the next frame with index %d\n", i+1);
ts->set_failed_test_info(ts->FAIL_MISSING_TEST_DATA);
break;
}
stringstream s_digit;
if (i < 10) {s_digit << "0"; s_digit << i;}
else s_digit << i;
cv::Mat img = imread(dir+"QCIF_"+s_digit.str()+".bmp", CV_LOAD_IMAGE_COLOR);
if (img.empty())
{
ts->printf(ts->LOG, "\nError: cannot read an image with index %d\n", i+1);
ts->set_failed_test_info(ts->FAIL_MISMATCH);
break;
}
const double thresDbell = 20;
double psnr = PSNR(img, frame);
if (psnr > thresDbell)
{
ts->printf(ts->LOG, "\nReading frame from the file video_%s.%s...\n", string(&codecchars[0], 4).c_str(), ext[j].c_str());
ts->printf(ts->LOG, "Difference between saved and original images: %g\n", psnr);
ts->printf(ts->LOG, "Maximum allowed difference: %g", thresDbell);
ts->printf(ts->LOG, "Error: too big difference between saved and original images.\n");
continue;
}
}
cap.~VideoCapture();
}
}
void CV_HighGuiTest::SpecificVideoCameraTest(const string& dir, const char codecchars[4])
{
const string ext[] = {"avi", "mov", "mp4"/*, "mpg", "wmv"*/};
const size_t n = sizeof(ext)/sizeof(ext[0]);
const int IMAGE_COUNT = 125;
cv::VideoCapture cap(0);
if (!cap.isOpened())
{
ts->printf(ts->LOG, "\nError: cannot start working with device.\n");
ts->set_failed_test_info(ts->FAIL_EXCEPTION);
return;
}
for (size_t i = 0; i < n; ++i) if ((ext[i]!="mp4")||(string(&codecchars[0], 4)!="IYUV"))
{
Mat frame; int framecount = 0;
cv::VideoWriter writer;
std::vector <cv::Mat> tmp_img(IMAGE_COUNT);
writer.open(dir+"video_"+string(&codecchars[0], 4)+"."+ext[i], CV_FOURCC(codecchars[0], codecchars[1], codecchars[2], codecchars[3]), 25, Size(968, 757), true);
if (!writer.isOpened())
{
ts->printf(ts->LOG, "\nVideo file directory: %s\n", dir.c_str());
ts->printf(ts->LOG, "Video codec: %s\n", std::string(&codecchars[0], 4).c_str());
ts->printf(ts->LOG, "Error: cannot create VideoWriter object for video_%s.%s\n", string(&codecchars[0]).c_str(), ext[i].c_str());
ts->set_failed_test_info(ts->FAIL_EXCEPTION);
continue;
}
for (;;)
{
cap >> frame;
if (frame.empty())
{
ts->printf(ts->LOG, "\nVideo file directory: %s\n", dir.c_str());
ts->printf(ts->LOG, "File name: video_%s.%s\n", string(&codecchars[0], 4).c_str(), ext[i].c_str());
ts->printf(ts->LOG, "Video codec: %s\n", string(&codecchars[0], 4).c_str());
ts->printf(ts->LOG, "Frame index: %d\n", framecount);
ts->printf(ts->LOG, "Error: cannot read next frame from the device.\n");
break;
}
cv::resize(frame, frame, Size(968, 757), 0, 0, INTER_CUBIC);
writer << frame; tmp_img[framecount] = frame;
framecount++;
if (framecount == IMAGE_COUNT) break;
}
frame.~Mat();
writer.~VideoWriter();
cv::VideoCapture vcap(dir+"video_"+string(&codecchars[0], 4)+"."+ext[i]);
if (!vcap.isOpened())
{
ts->printf(ts->LOG, "\nVideo file directory: %s\n", dir.c_str());
ts->printf(ts->LOG, "File name: video_%s.%s\n", string(&codecchars[0], 4).c_str(), ext[i].c_str());
ts->printf(ts->LOG, "Video codec: %s\n", string(&codecchars[0], 4).c_str());
ts->printf(ts->LOG, "Error: cannot open video file.\n");
continue;
}
int FRAME_COUNT = (int)vcap.get(CV_CAP_PROP_FRAME_COUNT);
if (FRAME_COUNT != IMAGE_COUNT)
{
ts->printf(ts->LOG, "\nChecking frame count...\n");
ts->printf(ts->LOG, "Video file directory: %s\n", dir.c_str());
ts->printf(ts->LOG, "File name: video_%s.%s\n", string(&codecchars[0], 4).c_str(), ext[i].c_str());
ts->printf(ts->LOG, "Video codec: %s\n", string(&codecchars[0], 4).c_str());
ts->printf(ts->LOG, "Required frame count: %d Returned frame count: %d\n", IMAGE_COUNT, FRAME_COUNT);
ts->printf(ts->LOG, "Error: required and returned frame count are not matched.\n");
ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
continue;
}
cv::Mat img; framecount = 0;
vcap.set(CV_CAP_PROP_POS_FRAMES, 0);
for ( ; framecount <= std::min<int>(FRAME_COUNT, IMAGE_COUNT); framecount++ )
{
vcap >> img;
if (img.empty())
{
ts->printf(ts->LOG, "\nVideo file directory: %s\n", dir.c_str());
ts->printf(ts->LOG, "File name: video_%s.%s\n", string(&codecchars[0], 4).c_str(), ext[i].c_str());
ts->printf(ts->LOG, "Video codec: %s\n", string(&codecchars[0], 4).c_str());
ts->printf(ts->LOG, "Frame index: %d\n", framecount);
ts->printf(ts->LOG, "Error: cannot read next frame from the video.\n");
break;
}
const double thresDbell = 20;
double psnr = PSNR(img, tmp_img[framecount]);
if (psnr > thresDbell)
{
ts->printf(ts->LOG, "\nReading frame from the file video_%s.%s...\n", string(&codecchars[0], 4).c_str(), ext[i].c_str());
ts->printf(ts->LOG, "Difference between saved and original images: %g\n", psnr);
ts->printf(ts->LOG, "Maximum allowed difference: %g", thresDbell);
ts->printf(ts->LOG, "Error: too big difference between saved and original images.\n");
continue;
}
}
img.~Mat();
vcap.~VideoCapture();
}
cap.~VideoCapture();
}
void CV_ImageTest::run(int)
{
ImageTest(ts->get_data_path());
}
void CV_SpecificImageTest::run(int)
{
SpecificImageTest(ts->get_data_path());
}
void CV_VideoTest::run(int)
{
#if defined WIN32 || (defined __linux__ && !defined ANDROID)
#if !defined HAVE_GSTREAMER || defined HAVE_GSTREAMER_APP
const char codecs[][4] = { {'I', 'Y', 'U', 'V'},
{'X', 'V', 'I', 'D'},
{'M', 'P', 'G', '2'},
{'M', 'J', 'P', 'G'} };
printf("%s", ts->get_data_path().c_str());
int count = sizeof(codecs)/(4*sizeof(char));
for (int i = 0; i < count; ++i)
{
VideoTest(ts->get_data_path(), CV_FOURCC(codecs[i][0], codecs[i][1], codecs[i][2], codecs[i][3]));
}
#endif
#endif
}
void CV_SpecificVideoFileTest::run(int)
{
const char codecs[][4] = { {'M', 'P', 'G', '2'},
{'X', 'V', 'I', 'D'},
{'M', 'J', 'P', 'G'},
{'I', 'Y', 'U', 'V'} };
int count = sizeof(codecs)/(4*sizeof(char));
for (int i = 0; i < count; ++i)
{
SpecificVideoFileTest(ts->get_data_path(), codecs[i]);
}
}
void CV_SpecificVideoCameraTest::run(int)
{
#if defined WIN32 || (defined __linux__ && !defined ANDROID)
#if !defined HAVE_GSTREAMER || defined HAVE_GSTREAMER_APP
const char codecs[][4] = { {'M', 'P', 'G', '2'},
{'X', 'V', 'I', 'D'},
{'M', 'J', 'P', 'G'},
{'I', 'Y', 'U', 'V'} };
int count = sizeof(codecs)/(4*sizeof(char));
for (int i = 0; i < count; ++i)
{
SpecificVideoCameraTest(ts->get_data_path(), codecs[i]);
}
#endif
#endif
}
TEST(Highgui_Image, regression) { CV_ImageTest test; test.safe_run(); }
TEST(Highgui_Video, regression) { CV_VideoTest test; test.safe_run(); }
TEST(Highgui_SpecificImage, regression) { CV_SpecificImageTest test; test.safe_run(); }
TEST(Highgui_SpecificVideoFile, regression) { CV_SpecificVideoFileTest test; test.safe_run(); }
TEST(Highgui_SpecificVideoCamera, regression) { CV_SpecificVideoCameraTest test; test.safe_run(); }
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